On Wednesday, President Donald Trump shared what just might be the most nakedly racist, fear-mongering, xenophobic “campaign” “ad” in the history of the White House.

The expletive-filled spot’s message is clear: “Vote for Republicans, or a mob of brown people will literally murder you.”

The ad is clearly insane, and comes as the capstone to a day punctuated with increasingly unhinged messages from the President of the United States, whose public descent into pre-midterm election madness has primarily taken place—where else?—on Twitter.

There, in less than 24 hours, the president has conjured an entirely fictional narrative of street fighting migrants overwhelming Mexico’s armed forces: